Home / 8,660,979,373.91-12,996,933,976.61-3,686,693,108.58

Finding the Fourth Proportional to 8,660,979,373.91, 12,996,933,976.61 and 3,686,693,108.58

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Solution

The fourth proportional to 8,660,979,373.91, 12,996,933,976.61 and 3,686,693,108.58 is: 5,532,365,897.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,660,979,373.91 : 12,996,933,976.61 = 3,686,693,108.58 : x
  2. Step 2: Convert to fraction form
    8,660,979,373.91/12,996,933,976.61 = 3,686,693,108.58/x
  3. Step 3: Cross multiply
    8,660,979,373.91x = 12,996,933,976.61 × 3,686,693,108.58
  4. Step 4: Simplify right side
    8,660,979,373.91x = 47,915,706,924,218,908,672
  5. Step 5: Solve for x
    x = 47,915,706,924,218,908,672/8,660,979,373.91
  6. Step 6: Final answer
    x = 5,532,365,897.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.